-- @testpoint: opengauss关键字structure(非保留)，作为函数名，部分测试点合理报错

--关键字不带引号-成功
drop function if exists structure;
create function structure(i integer)
returns integer
as $$
begin
    return i+1;
end;
$$ language plpgsql;
/
drop function if exists structure(integer);
--关键字带双引号-成功
drop function if exists "structure";
create function "structure"(i integer)
returns integer
as $$
begin
    return i+1;
end;
$$ language plpgsql;
/
drop function if exists "structure"(integer);
--关键字带单引号-合理报错
drop function if exists 'structure';
create function 'structure'(i integer)
returns integer
as $$
begin
    return i+1;
end;
$$ language plpgsql;
/
--关键字带反引号-合理报错
drop function if exists `structure`;
create function `structure`(i integer)
returns integer
as $$
begin
    return i+1;
end;
$$ language plpgsql;
/
